.page-about {
  --about-index-w: 176px;
  --about-col-gap: 56px;
  --about-block-gap: 72px;
  background: var(--bg);
  color: var(--text);
}

/* ---------- Hero ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: 40px 0 56px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(27, 77, 255, 0.34), transparent 62%),
    radial-gradient(80% 76% at 92% 16%, rgba(0, 229, 192, 0.13), transparent 64%),
    var(--bg);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(195, 203, 232, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(195, 203, 232, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
}

.page-about .about-hero .breadcrumb {
  margin-bottom: 24px;
}

.page-about .about-hero .eyebrow {
  margin: 0 0 14px;
}

.page-about .about-hero .display-title {
  margin: 0 0 20px;
  max-width: 18ch;
  color: var(--paper);
}

.page-about .about-hero .lede {
  max-width: 56ch;
  margin: 0 0 36px;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.8;
}

.page-about .about-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-about .about-fact {
  flex: 1 1 140px;
  min-width: 0;
  padding: 12px 16px;
  border-left: 2px solid var(--brand);
  background: rgba(22, 27, 63, 0.66);
}

.page-about .about-fact dt {
  margin: 0 0 6px;
  color: var(--text-3);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
}

.page-about .about-fact dd {
  margin: 0;
  color: var(--cyan);
  font-size: var(--fs-20);
  line-height: 1.2;
}

/* ---------- Body skeleton ---------- */
.page-about .about-body {
  padding-top: 48px;
  padding-bottom: 0;
}

.page-about .about-index {
  margin-bottom: 40px;
}

.page-about .about-index__title {
  margin: 0 0 12px;
  color: var(--text-3);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
}

.page-about .about-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text-2);
  font-size: var(--fs-14);
  text-decoration: none;
  transition: border-color 180ms var(--ease), color 180ms var(--ease), transform 180ms var(--ease);
}

.page-about .about-index__link .mono {
  color: var(--cyan);
  font-size: var(--fs-12);
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  border-color: var(--cyan);
  color: var(--paper);
  transform: translateY(-2px);
}

.page-about .about-stream {
  min-width: 0;
}

/* ---------- Section basics ---------- */
.page-about .about-section {
  padding-bottom: var(--about-block-gap);
  scroll-margin-top: calc(var(--header-h) + 32px);
}

.page-about .about-section__head {
  margin-bottom: 20px;
}

.page-about .about-section__idx {
  margin: 0 0 10px;
  color: var(--amber);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page-about .about-section__title {
  margin: 0;
  max-width: 22ch;
  color: var(--paper);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, var(--fs-44));
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.page-about .about-section__lede {
  max-width: 62ch;
  margin: 0 0 32px;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.8;
}

/* ---------- Timeline ---------- */
.page-about .about-timeline {
  margin: 0 0 40px;
  padding: 0 0 0 22px;
  list-style: none;
  border-left: 1px solid var(--line);
}

.page-about .about-timeline__item {
  position: relative;
  padding-bottom: 32px;
}

.page-about .about-timeline__item:last-child {
  padding-bottom: 0;
}

.page-about .about-timeline__dot {
  position: absolute;
  left: -27px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 229, 192, 0.14);
  transition: background 180ms var(--ease), box-shadow 180ms var(--ease);
}

.page-about .about-timeline__item:hover .about-timeline__dot {
  background: var(--amber);
  box-shadow: 0 0 0 6px rgba(255, 138, 61, 0.16);
}

.page-about .about-timeline__ver {
  margin: 0 0 6px;
  color: var(--brand-soft);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-about .about-timeline__name {
  margin: 0 0 8px;
  color: var(--paper);
  font-size: var(--fs-20);
  line-height: 1.4;
}

.page-about .about-timeline__body p:last-child {
  max-width: 60ch;
  margin: 0;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.75;
}

/* ---------- Figures ---------- */
.page-about .about-figure {
  margin: 0;
  border: 1px solid var(--line);
  padding: 10px;
  background: rgba(22, 27, 63, 0.55);
  box-shadow: var(--shadow-paper);
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--ink-800);
}

.page-about .about-figure figcaption {
  margin-top: 10px;
  color: var(--text-3);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
}

/* ---------- Roles ---------- */
.page-about .about-roles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

.page-about .about-role {
  padding: 20px 20px 18px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--brand);
  background: var(--surface);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-about .about-role:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  border-top-color: var(--cyan);
}

.page-about .about-role__idx {
  margin: 0 0 10px;
  color: var(--cyan);
  font-size: var(--fs-20);
  line-height: 1;
}

.page-about .about-role__name {
  margin: 0 0 10px;
  color: var(--paper);
  font-size: var(--fs-20);
}

.page-about .about-role p {
  margin: 0 0 10px;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.75;
}

.page-about .about-role__meta {
  margin: 0;
  color: var(--text-3);
  font-size: var(--fs-12);
  letter-spacing: 0.03em;
}

.page-about .about-handoff {
  max-width: 62ch;
  margin: 0 0 32px;
  padding-left: 18px;
  border-left: 2px solid var(--amber);
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.8;
}

/* ---------- Version code ---------- */
.page-about .about-version {
  margin-bottom: 28px;
  padding: 28px 22px;
  border: 1px solid var(--line);
  background:
    linear-gradient(140deg, rgba(27, 77, 255, 0.18), rgba(0, 229, 192, 0.06) 58%, transparent),
    var(--surface);
}

.page-about .about-version__code {
  margin: 0 0 24px;
  font-size: clamp(2.5rem, 13vw, var(--fs-72));
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-about .about-version__parts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-version__part {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-about .about-version__num {
  display: block;
  margin-bottom: 8px;
  color: var(--brand-soft);
  font-size: var(--fs-28);
  line-height: 1;
}

.page-about .about-version__part h3 {
  margin: 0 0 8px;
  color: var(--paper);
  font-size: var(--fs-20);
}

.page-about .about-version__part p {
  margin: 0;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.75;
}

.page-about .about-version__note,
.page-about .about-flow__foot {
  max-width: 62ch;
  margin: 0;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.8;
}

/* ---------- Flow ---------- */
.page-about .about-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  counter-reset: about-flow;
}

.page-about .about-flow__step {
  position: relative;
  padding: 18px 18px 18px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand);
  background: var(--surface);
  transition: border-left-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-about .about-flow__step:hover {
  transform: translateY(-2px);
  border-left-color: var(--cyan);
}

.page-about .about-flow__num {
  display: block;
  margin-bottom: 8px;
  color: var(--amber);
  font-size: var(--fs-14);
  letter-spacing: 0.12em;
}

.page-about .about-flow__step h3 {
  margin: 0 0 8px;
  color: var(--paper);
  font-size: var(--fs-20);
}

.page-about .about-flow__step p {
  margin: 0;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.75;
}

/* ---------- Partners ---------- */
.page-about .about-partners {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 32px;
}

.page-about .about-partner {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-paper);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-about .about-partner:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-about .about-partner > summary {
  padding: 16px 18px;
  color: var(--paper);
  font-size: var(--fs-20);
  cursor: pointer;
  list-style: none;
}

.page-about .about-partner > summary::-webkit-details-marker {
  display: none;
}

.page-about .about-partner > summary::before {
  content: "+";
  display: inline-block;
  width: 18px;
  margin-right: 10px;
  color: var(--cyan);
  font-family: var(--font-mono);
}

.page-about .about-partner[open] > summary::before {
  content: "–";
  color: var(--amber);
}

.page-about .about-partner .disclosure__body {
  padding: 0 18px 18px;
}

.page-about .about-partner .disclosure__body p {
  margin: 0;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.75;
}

/* ---------- Support ---------- */
.page-about .about-support {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-about .about-support__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-about .about-support__stat {
  padding: 16px 18px;
  background: var(--surface);
}

.page-about .about-support__label {
  margin: 0 0 6px;
  color: var(--text-3);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
}

.page-about .about-support__value {
  margin: 0;
  color: var(--paper);
  font-size: var(--fs-16);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.page-about .about-support__card {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--amber);
  background: rgba(22, 27, 63, 0.7);
}

.page-about .about-support__card h3 {
  margin: 0 0 14px;
  color: var(--paper);
  font-size: var(--fs-20);
}

.page-about .about-support__contacts {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-about .about-support__contacts li {
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  color: var(--text-2);
  font-size: var(--fs-14);
  overflow-wrap: anywhere;
}

.page-about .about-support__contacts li .mono {
  display: inline-block;
  min-width: 44px;
  margin-right: 10px;
  color: var(--cyan);
  font-size: var(--fs-12);
}

.page-about .about-support__card p {
  margin: 0 0 14px;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.75;
}

.page-about .about-support__honor {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--brand-soft) !important;
  font-size: var(--fs-12) !important;
  letter-spacing: 0.03em;
}

/* ---------- CTA ---------- */
.page-about .about-cta {
  margin-bottom: 96px;
  padding: 32px 22px;
  border: 1px solid var(--line);
  background:
    radial-gradient(110% 120% at 0% 0%, rgba(27, 77, 255, 0.28), transparent 62%),
    radial-gradient(90% 110% at 100% 100%, rgba(255, 138, 61, 0.14), transparent 60%),
    var(--ink-800);
  scroll-margin-top: calc(var(--header-h) + 32px);
}

.page-about .about-cta__title {
  margin: 0 0 12px;
  color: var(--paper);
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4.4vw, var(--fs-28));
  line-height: 1.25;
}

.page-about .about-cta__text {
  max-width: 54ch;
  margin: 0 0 24px;
  color: var(--text-2);
  font-size: var(--fs-16);
  line-height: 1.75;
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Responsive ---------- */
@media (min-width: 640px) {
  .page-about .about-hero {
    padding: 56px 0 72px;
  }

  .page-about .about-fact {
    flex: 1 1 160px;
  }

  .page-about .about-roles,
  .page-about .about-partners,
  .page-about .about-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-support__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-version__parts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-about .about-cta {
    padding: 48px 40px;
  }
}

@media (min-width: 960px) {
  .page-about .about-body {
    display: grid;
    grid-template-columns: var(--about-index-w) minmax(0, 1fr);
    column-gap: var(--about-col-gap);
    align-items: start;
    padding-top: 72px;
  }

  .page-about .about-index {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    margin-bottom: 0;
  }

  .page-about .about-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-about .about-index__link {
    display: flex;
    width: 100%;
    padding: 9px 10px;
    border: 0;
    border-left: 2px solid var(--line);
    background: transparent;
  }

  .page-about .about-index__link:hover,
  .page-about .about-index__link:focus-visible {
    border-left-color: var(--cyan);
    background: rgba(22, 27, 63, 0.7);
    transform: none;
  }

  .page-about .about-section {
    --about-block-gap: 104px;
  }

  .page-about .about-section--narrow {
    max-width: 72ch;
  }

  .page-about .about-section--wide {
    max-width: none;
  }

  .page-about .about-section__lede {
    font-size: var(--fs-16);
  }

  .page-about .about-figure--wide {
    margin-top: 8px;
  }

  .page-about .about-support {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .page-about .about-cta {
    margin-bottom: 120px;
  }
}
</PAGE_CSS>>>